Middleton was paralysed in 1949, aged 23, and doctors gave her a slim chance of survival. However, she holds the world record for the longest time spent in an iron lung.

米德尔顿于1949年、23岁时患小儿麻痹症，身体瘫痪，医生原先判断她活不久，但她却缔造了依靠人造肺存活最久的纪录。

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"It depends on the individual, but if a big cat had escaped it only has a slim chance of survival, " he said.

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They are offered every possible medical intervention, including quadruple-bypass surgery and dialysis (for Olimpia, a grandmother with a slim chance of survival) and bariatric surgery (for Marta, a younger family member who can't lose a pound on her own).

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